Is the lengths 22,42,60 a right triangle

Aball is thrown from a height of 139 feet with an initial downward velocity of 15 ft/s. the ball's height h (in feet) after t seconds is given by the following. h=139-15t-16t^2 how long after the ball is thrown does it hit the ground? round your answer(s) to the nearest hundredth. (if there is more than one answer, use the "or" button.) t =

The area of square garden is 300m squared. how long is the diagonal?

Which of the following is an equation of a line parallel to the equation y=4x+1?